@book{766,
	author = {Williams,D.S},
	title = {General Chemistry and Inorganic Chemistry Part 1- Block.1},
	publisher = {Open University},
	year = {1983},
	series = { chemistry-PSUIICI},
	address = {Colombo},
	note = {01  සිංහළ පොතක් ඇත.}
}